tense up

Thesaurus

Verb	1.	tense up - become tense, nervous, or uneasy; "He tensed up when he saw his opponent enter the room" tense change state, turn - undergo a transformation or a change of position or action; "We turned from Socialism to Capitalism"; "The people turned against the President when he stole the election"
	2.	tense up - cause to be tense and uneasy or nervous or anxious; "he got a phone call from his lawyer that tensed him up" tense, strain affect - act physically on; have an effect upon; "the medicine affects my heart rate" stretch, extend - extend one's limbs or muscles, or the entire body; "Stretch your legs!"; "Extend your right arm above your head"

Translations

? tense up

vi (person, muscle) → sich anspannen

vt sep muscle → anspannen